Singer, songwriter and bona fide legend Mariah Carey graces the stage as actor Darren Criss and rapper-producer Jermaine Dupri battle it out to the tune of her iconic hits.
| Name | Type | Role | |
|---|---|---|---|
| Mariah Carey | Guest Star | ||
| Jermaine Dupri | Guest Star | ||
| Darren Criss | Guest Star |